440412213324 has 12 divisors (see below), whose sum is σ = 1027628497784. Its totient is φ = 146804071104.

The previous prime is 440412213317. The next prime is 440412213347. The reversal of 440412213324 is 423312214044.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 440412213291 and 440412213300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18350508877 + ... + 18350508900.

Almost surely, 2^440412213324 is an apocalyptic number.

It is an amenable number.

440412213324 is an abundant number, since it is smaller than the sum of its proper divisors (587216284460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440412213324 is a wasteful number, since it uses less digits than its factorization.

440412213324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36701017784 (or 36701017782 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 440412213324 its reverse (423312214044), we get a palindrome (863724427368).

The spelling of 440412213324 in words is "four hundred forty billion, four hundred twelve million, two hundred thirteen thousand, three hundred twenty-four".